Struct rustc_mir::borrow_check::type_check::liveness::polonius::UseFactsExtractor

struct UseFactsExtractor<'me> {
    var_defined_at: &'me mut Vec<(Local, LocationIndex)>,
    var_used_at: &'me mut Vec<(Local, LocationIndex)>,
    location_table: &'me LocationTable,
    var_dropped_at: &'me mut Vec<(Local, LocationIndex)>,
    move_data: &'me MoveData<'me>,
    path_accessed_at_base: &'me mut Vec<(MovePathIndex, LocationIndex)>,
}

Fields

var_defined_at: &'me mut Vec<(Local, LocationIndex)>

var_used_at: &'me mut Vec<(Local, LocationIndex)>

location_table: &'me LocationTable

var_dropped_at: &'me mut Vec<(Local, LocationIndex)>

move_data: &'me MoveData<'me>

path_accessed_at_base: &'me mut Vec<(MovePathIndex, LocationIndex)>

Implementations

impl UseFactsExtractor<'_>

fn location_to_index(&self, location: Location) -> LocationIndex

fn insert_def(&mut self, local: Local, location: Location)

fn insert_use(&mut self, local: Local, location: Location)

fn insert_drop_use(&mut self, local: Local, location: Location)

fn insert_path_access(&mut self, path: MovePathIndex, location: Location)

fn place_to_mpi(&self, place: &Place<'_>) -> Option<MovePathIndex>

Trait Implementations

impl<'tcx> Visitor<'tcx> for UseFactsExtractor<'_>

fn visit_local(
    &mut self,
    local: &Local,
    context: PlaceContext,
    location: Location
)

fn visit_place(
    &mut self,
    place: &Place<'tcx>,
    context: PlaceContext,
    location: Location
)

fn visit_body(&mut self, body: &Body<'tcx>)

fn visit_basic_block_data(
    &mut self,
    block: BasicBlock,
    data: &BasicBlockData<'tcx>
)

fn visit_source_scope_data(&mut self, scope_data: &SourceScopeData<'tcx>)

fn visit_statement(&mut self, statement: &Statement<'tcx>, location: Location)

fn visit_assign(
    &mut self,
    place: &Place<'tcx>,
    rvalue: &Rvalue<'tcx>,
    location: Location
)

fn visit_terminator(
    &mut self,
    terminator: &Terminator<'tcx>,
    location: Location
)

fn visit_assert_message(
    &mut self,
    msg: &AssertKind<Operand<'tcx>>,
    location: Location
)

fn visit_rvalue(&mut self, rvalue: &Rvalue<'tcx>, location: Location)

fn visit_operand(&mut self, operand: &Operand<'tcx>, location: Location)

fn visit_ascribe_user_ty(
    &mut self,
    place: &Place<'tcx>,
    variance: &Variance,
    user_ty: &UserTypeProjection,
    location: Location
)

fn visit_coverage(&mut self, coverage: &Coverage, location: Location)

fn visit_retag(
    &mut self,
    kind: &RetagKind,
    place: &Place<'tcx>,
    location: Location
)

fn visit_projection(
    &mut self,
    place_ref: PlaceRef<'tcx>,
    context: PlaceContext,
    location: Location
)

fn visit_projection_elem(
    &mut self,
    local: Local,
    proj_base: &[ProjectionElem<Local, &'tcx TyS<'tcx>>],
    elem: ProjectionElem<Local, &'tcx TyS<'tcx>>,
    context: PlaceContext,
    location: Location
)

fn super_place(
    &mut self,
    place: &Place<'tcx>,
    context: PlaceContext,
    location: Location
)

fn super_projection(
    &mut self,
    place_ref: PlaceRef<'tcx>,
    context: PlaceContext,
    location: Location
)

fn super_projection_elem(
    &mut self,
    _local: Local,
    _proj_base: &[ProjectionElem<Local, &'tcx TyS<'tcx>>],
    elem: ProjectionElem<Local, &'tcx TyS<'tcx>>,
    _context: PlaceContext,
    location: Location
)

fn visit_constant(&mut self, constant: &Constant<'tcx>, location: Location)

fn visit_span(&mut self, span: &Span)

fn visit_source_info(&mut self, source_info: &SourceInfo)

fn visit_ty(&mut self, ty: &'tcx TyS<'tcx>, TyContext)

fn visit_user_type_projection(&mut self, ty: &UserTypeProjection)

fn visit_user_type_annotation(
    &mut self,
    index: UserTypeAnnotationIndex,
    ty: &CanonicalUserTypeAnnotation<'tcx>
)

fn visit_region(&mut self, region: &&'tcx RegionKind, Location)

fn visit_const(&mut self, constant: &&'tcx Const<'tcx>, Location)

fn visit_substs(&mut self, substs: &&'tcx List<GenericArg<'tcx>>, Location)

fn visit_local_decl(&mut self, local: Local, local_decl: &LocalDecl<'tcx>)

fn visit_var_debug_info(&mut self, var_debug_info: &VarDebugInfo<'tcx>)

fn visit_source_scope(&mut self, scope: &SourceScope)

fn super_body(&mut self, body: &Body<'tcx>)

fn super_basic_block_data(
    &mut self,
    block: BasicBlock,
    data: &BasicBlockData<'tcx>
)

fn super_source_scope_data(&mut self, scope_data: &SourceScopeData<'tcx>)

fn super_statement(&mut self, statement: &Statement<'tcx>, location: Location)

fn super_assign(
    &mut self,
    place: &Place<'tcx>,
    rvalue: &Rvalue<'tcx>,
    location: Location
)

fn super_terminator(
    &mut self,
    terminator: &Terminator<'tcx>,
    location: Location
)

fn super_assert_message(
    &mut self,
    msg: &AssertKind<Operand<'tcx>>,
    location: Location
)

fn super_rvalue(&mut self, rvalue: &Rvalue<'tcx>, location: Location)

fn super_operand(&mut self, operand: &Operand<'tcx>, location: Location)

fn super_ascribe_user_ty(
    &mut self,
    place: &Place<'tcx>,
    _variance: &Variance,
    user_ty: &UserTypeProjection,
    location: Location
)

fn super_coverage(&mut self, _coverage: &Coverage, _location: Location)

fn super_retag(
    &mut self,
    _kind: &RetagKind,
    place: &Place<'tcx>,
    location: Location
)

fn super_local_decl(&mut self, local: Local, local_decl: &LocalDecl<'tcx>)

fn super_var_debug_info(&mut self, var_debug_info: &VarDebugInfo<'tcx>)

fn super_source_scope(&mut self, _scope: &SourceScope)

fn super_constant(&mut self, constant: &Constant<'tcx>, location: Location)

fn super_span(&mut self, _span: &Span)

fn super_source_info(&mut self, source_info: &SourceInfo)

fn super_user_type_projection(&mut self, _ty: &UserTypeProjection)

fn super_user_type_annotation(
    &mut self,
    _index: UserTypeAnnotationIndex,
    ty: &CanonicalUserTypeAnnotation<'tcx>
)

fn super_ty(&mut self, _ty: &'tcx TyS<'tcx>)

fn super_region(&mut self, _region: &&'tcx RegionKind)

fn super_const(&mut self, _const: &&'tcx Const<'tcx>)

fn super_substs(&mut self, _substs: &&'tcx List<GenericArg<'tcx>>)

fn visit_location(&mut self, body: &Body<'tcx>, location: Location)

Layout

Note: Most layout information is completely unstable and may be different between compiler versions and platforms. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 48 bytes